const appConfig  = require('./app.config.js')
const Koa = require('koa')
const app = new Koa()
const json = require('koa-json')
const onerror = require('koa-onerror')
const bodyparser = require('koa-bodyparser')
const logger = require('koa-logger')
const mainRouter = require('./routes/index')
const cors =require('koa2-cors');
const _token = require('./util/token');


// error handler
onerror(app); 

// middlewares
app.use(bodyparser({
  enableTypes:['json', 'form', 'text']
}))

app.use(json());
app.use(logger());
app.use(require('koa-static')(`${__dirname}\\${appConfig.staticPath}`));

// jwt
app.use(_token.setJwt());

// logger
app.use(async (ctx, next) => {
  const start = new Date()
  await next()
  const ms = new Date() - start
  console.log(`${ctx.method} ${ctx.url} - ${ms}ms`)
});

// cors
app.use(cors(appConfig.cors));

// routes
app.use(mainRouter.router.routes())

// error-handling
app.on('error', (err, ctx) => {
  console.error('server error', err, ctx)
});

module.exports = app
